Parnassia fimbriata is a species of flowering plant in the family Celastraceae known by the common name fringed grass of Parnassus. It is native to western North America from Alaska and northwestern Canada to the southern Rocky Mountains, where it is a plant of alpine and subalpine environments. The single flower has five small jagged sepals behind five veined, fringed white petals each roughly a centimeter long. At the center of the flower are five stamens and five staminodes with edges of many narrow, round-tipped lobes.